213325086

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{10399}}^1$

素因数の和:10680

約数の個数: 32

約数和(自身を含む): 461260800

約数和(自身を除く): 247935714

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 263, 526, 789, 1578, 3419, 6838, 10257, 10399, 20514, 20798, 31197, 62394, 135187, 270374, 405561, 811122, 2734937, 5469874, 8204811, 16409622, 35554181, 71108362, 106662543, 213325086]

約数ペア:

[(1, 213325086), (2, 106662543), (3, 71108362), (6, 35554181), (13, 16409622), (26, 8204811), (39, 5469874), (78, 2734937), (263, 811122), (526, 405561), (789, 270374), (1578, 135187), (3419, 62394), (6838, 31197), (10257, 20798), (10399, 20514)]